Re: Installing AIX OS on SAN disks?



Several years ago, as a consultant, I did some AIX installs on SAN. It was a
XIOTech unit. What we did this a couple of different ways:

1. Installed to a single internal SCSI disk, then mirrored to SAN
2. Installed to a single SAN device

The caveat was that at the time, booting off the SAN was a relativey new thing
and only certain cards were supported and of course, it required a certain
microcode level of the HBA and system. It was on a P670, one of the very early
ones.

I don't recall any issues and I recall the procedure actually being pretty
simple. I even tried to leverage the success as a foundation to use the SAN
disks as a build image. We would have basically done this:

1. Install to SCSI or SAN and if to SCSI, mirror to SAN
2. Remask the SAN drive to the new server and boot off the san, then mirror
to an internal SCSI drive. Break the mirror and unmask the SAN device
3. Repeat for all future servers.

For some reason, that never caught on.

BV

--- John F Riordan <jriorda2@xxxxxxx> wrote:

Hello all,

I received some documentation from one of the IBM Global Services
Specialist on how to install AIX on a SAN storage disk. According to the
documentation I have, you can install a couple different ways. I found
some more documentation on the Dell/EMC site and this seems to be a little
older than the one I received from IBM. Again, a few different ways that I
can go about the install. I was hoping to find someone that has had a
successful install of the OS and maybe point me to some more documentation
on this subject. I have a call logged with support, as I had some general
questions, but I was told they would have to call me back.
Any advice, or problems you can share would be greatly appreciated.


Configuration:
Dell CX600 CLARIION..
IBM p570 AIX 5.3 TL04
EMC PowerPath 4.5.2 Navisphere 6.19

Thanks in advance,
John



John Riordan
MCS UNIX Engineering Services
GD, Bath Iron Works
Computer Sciences Corporation
207.442.1094 -Office
207.720.1786 -Cell
jriorda2@xxxxxxx -email




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